2159629523916 has 24 divisors (see below), whose sum is σ = 5050510592064. Its totient is φ = 718251502800.

The previous prime is 2159629523897. The next prime is 2159629523917. The reversal of 2159629523916 is 6193259269512.

It is a self number, because there is not a number n which added to its sum of digits gives 2159629523916.

It is not an unprimeable number, because it can be changed into a prime (2159629523917) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 203120110 + ... + 203130741.

It is an arithmetic number, because the mean of its divisors is an integer number (210437941336).

Almost surely, 2^{2159629523916} is an apocalyptic number.

It is an amenable number.

2159629523916 is an abundant number, since it is smaller than the sum of its proper divisors (2890881068148).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2159629523916 is a wasteful number, since it uses less digits than its factorization.

2159629523916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 406251301 (or 406251299 counting only the distinct ones).

The product of its digits is 15746400, while the sum is 60.

The spelling of 2159629523916 in words is "two trillion, one hundred fifty-nine billion, six hundred twenty-nine million, five hundred twenty-three thousand, nine hundred sixteen".